20142 - Beautiful Purple Natural Amethyst Crystals Cluster Minas Gerais District - Brazil Pterosaur claws Its root is completely natural
Yard notes & kiln story
Description
Its root is completely natural
Minerals were located and identified using BSE mode on Hitachi S3000N SEM coupled with an X-ray detector Bruker XFlash 3001 for microanalysis (EDS) and mapping
irregularly shaped shrapnel pieces
o Image capture Software: RS ImageTM v
except its root
20142 - Beautiful Purple Natural Amethyst Crystals Cluster Minas Gerais District - Brazil Pterosaur claws Its root is completely naturalAmethyst is a purple variety of quartz (SiO2) and owes its violet color to irradiation, impurities of iron and in some cases other transition metals, and the presence of other trace elements, which result in complex crystal lattice substitutions. The hardness of the mineral is the same as quartz, thus making it suitable for use in jewelry.